Maxwell GPU Surface Book vs Mobility Radeon HD 3870 X2

Find out if it is worth upgrading your current GPU setup by comparing Maxwell GPU Surface Book and Mobility Radeon HD 3870 X2. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between Maxwell GPU Surface Book and Mobility Radeon HD 3870 X2. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.

Maxwell GPU Surface Book and Mobility Radeon HD 3870 X2 are Laptop Graphics Cards

Note: Maxwell GPU Surface Book and Mobility Radeon HD 3870 X2 are only used in laptop graphics. They have lower GPU clock speed compared to the desktop variant, which results in lower power consumption, but also 10-30% lower gaming performance. Check available laptop models with Maxwell GPU Surface Book or Mobility Radeon HD 3870 X2 here:

Main Specs

  Maxwell GPU Surface Book Mobility Radeon HD 3870 X2
Power consumption (TDP) 110 Watt
Interface PCIe 2.0 x16
Memory type GDDR5 GDDR3
Maximum RAM amount 1 GB 512 MB
Display Connectors No outputs
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  • Mobility Radeon HD 3870 X2 has 511 GB more memory, than Maxwell GPU Surface Book.
  • Both cards are used in Laptops.
  • Maxwell GPU Surface Book is build with Maxwell architecture, and Mobility Radeon HD 3870 X2 - with RV6xx.
  • Core clock speed of Maxwell GPU Surface Book is 294 MHz higher, than Mobility Radeon HD 3870 X2.
  • Maxwell GPU Surface Book is manufactured by 28 nm process technology, and Mobility Radeon HD 3870 X2 - by 55 nm process technology.
  • Memory clock speed of Maxwell GPU Surface Book is 4162 MHz higher, than Mobility Radeon HD 3870 X2.

Game benchmarks

high / 1080p 8−9 6−7
ultra / 1080p 5−6 4−5
QHD / 1440p 0−1 0−1
low / 720p 20−22 16−18
medium / 1080p 10−12 8−9
The average gaming FPS of Maxwell GPU Surface Book in Assassin's Creed Odyssey is 22% more, than Mobility Radeon HD 3870 X2.

Full Specs

  Maxwell GPU Surface Book Mobility Radeon HD 3870 X2
Architecture Maxwell RV6xx
Code name Surface Book M88-XT CF
Type Laptop Laptop
Release date 1 October 2015 1 September 2008
Pipelines 384 640
Core clock speed 954 MHz 660 MHz
Boost Clock 993 MHz
Transistor count 666 million
Manufacturing process technology 28 nm 55 nm
Texture fill rate 10.56
Floating-point performance 2x 422.4 gflops
Memory bus width 64 Bit 256 Bit
Memory clock speed 5012 MHz 850 MHz
Memory bandwidth 54.4 GB/s
Shared memory - -
DirectX DirectX 12 (FL 11_0), Shader 5.0 10.1 (10_1)
Shader Model 4.1
OpenGL 3.3
OpenCL N/A
Vulkan N/A
CUDA +
Laptop size large
Optimus +
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